Oceanographer Paul Snelgrove shares the results of a ten-year project with one goal: to take a census of all the life in the oceans. He shares amazing photos of some of the surprising finds of the Census of Marine Life. Topics: TEDTalks, TED, Talks, TEDGlobal 2011, 2011
Imagine it's late 1990, and you've just met a nice young man named Tim Berners-Lee, who starts telling you about his proposed system called the World Wide Web. Ian Ritchie was there. And ... he didn't buy it. A short story about information, connectivity and learning from mistakes. Topics: TEDTalks, TED, Talks, business, history, technology, web, TEDGlobal 2011, 2011
After a crisis, how can we tell if water is safe to drink? Current tests are slow and complex, and the delay can be deadly, as in the cholera outbreak after Haiti's earthquake in 2010. TED Fellow Sonaar Luthra previews his design for a simple tool that quickly tests water for safety -- the Water Canary. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, design, development, technology, water, 2011
What if every light bulb in the world could also transmit data? At TEDGlobal, Harald Haas demonstrates, for the first time, a device that could do exactly that. By flickering the light from a single LED, a change too quick for the human eye to detect, he can transmit far more data than a cellular tower -- and do it in a way that's more efficient, secure and widespread. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, Internet, invention, technology, 2011
What is killing the Tasmanian devil? A virulent cancer is infecting them by the thousands -- and unlike most cancers, it's contagious. Researcher Elizabeth Murchison tells us how she's fighting to save the Taz, and what she's learning about all cancers from this unusual strain. Contains disturbing images of facial cancer. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, animals, biology, cancer, science, 2011
Should we keep the outdoors out of hospitals? Ecologist and TED Fellow Jessica Green has found that mechanical ventilation does get rid of many types of microbes, but the wrong kinds: the ones left in the hospital are much more likely to be pathogens. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, health, microbiology, science, 2011
Economics writer Tim Harford studies complex systems -- and finds a surprising link among the successful ones: they were built through trial and error. In this sparkling talk from TEDGlobal 2011, he asks us to embrace our randomness and start making better mistakes. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, business, creativity, culture, society, 2011
In our louder and louder world, says sound expert Julian Treasure, "We are losing our listening." In this short, fascinating talk, Treasure shares five ways to re-tune your ears for conscious listening -- to other people and the world around you. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, arts, culture, sound, 2011
How do we find planets -- even habitable planets -- around other stars? By looking for tiny dimming as a planet passes in front of its sun, TED Fellow Lucianne Walkowicz and the Kepler mission have found some 1,200 potential new planetary systems. With new techniques, they may even find ones with the right conditions for life. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, exploration, science, technology, universe, 2011
Does science ruin the magic of life? In this grumpy but charming monologue, Robin Ince makes the argument against. The more we learn about the astonishing behavior of the universe -- the more we stand in awe. Topics: TEDTalks, TED, Talks, comedy, entertainment, science, TEDGlobal 2011, 2011
Before life existed on Earth, there was just matter, inorganic dead "stuff." How improbable is it that life arose? And -- could it use a different type of chemistry? Using an elegant definition of life (anything that can evolve), chemist Lee Cronin is exploring this question by attempting to create a fully inorganic cell using a "Lego kit" of inorganic molecules -- no carbon -- that can assemble, replicate and compete. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, biology, life, nanoscale, science, 2011
On any given day we're lied to from 10 to 200 times, and the clues to detect those lie can be subtle and counter-intuitive. Pamela Meyer, author of Liespotting, shows the manners and "hotspots" used by those trained to recognize deception -- and she argues honesty is a value worth preserving. Topics: TEDTalks, TED, Talks, culture, psychology, science, society, TEDGlobal 2011, 2011
In this powerful talk from TEDGlobal, Rebecca MacKinnon describes the expanding struggle for freedom and control in cyberspace, and asks: How do we design the next phase of the Internet with accountability and freedom at its core, rather than control? She believes the internet is headed for a "Magna Carta" moment when citizens around the world demand that their governments protect free speech and their right to connection. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, culture, politics, social media, 2011
Strapped to a jet-powered wing, Yves Rossy is the Jetman -- flying free, his body as the rudder, above the Swiss Alps and the Grand Canyon. After a powerful short film shows how it works, Rossy takes the TEDGlobal stage to share the experience and thrill of flying. Topics: TEDTalks, TED, Talks, adventure, design, flight, technology, TEDGlobal 2011, 2011
Why do we like an original painting better than a forgery? Psychologist Paul Bloom argues that human beings are essentialists -- that our beliefs about the history of an object change how we experience it, not simply as an illusion, but as a deep feature of what pleasure (and pain) is. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, happiness, philosophy, psychology, science, 2011
Master storyteller Malcolm Gladwell tells the tale of the Norden bombsight, a groundbreaking piece of World War II technology with a deeply unexpected result. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, invention, war, 2011
How can we begin to understand the way the brain works? The same way we begin to understand a city: by making a map. In this visually stunning talk, Allan Jones shows how his team is mapping which genes are turned on in each tiny region, and how it all connects up. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, brain, disease, science, technology, 2011
Why do transnational extremist organizations succeed where democratic movements have a harder time taking hold? Maajid Nawaz, a former Islamist extremist, asks for new grassroots stories and global social activism to spread democracy in the face of nationalism and xenophobia. A powerful talk from TEDGlobal 2011. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, culture, global issues, politics, 2011
Artist Nathalie Miebach takes weather data from massive storms and turns it into complex sculptures that embody the forces of nature and time. These sculptures then become musical scores for a string quartet to play. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, art, arts, data, visualizations, 2011
Can opera be ever-so-slightly sexy? The glorious soprano Danielle de Niese shows how, singing the flirty "Meine Lippen, sie küssen so heiss." Which, translated, means, as you might guess: "I kiss so hot." From Giuditta by Frans Lehár; accompanist: Ingrid Surgenor. Topics: TEDTalks, TED, Talks, arts, creativity, entertainment, sex, TEDGlobal 2011, 2011
Sharing the results of a massive, worldwide study, geneticist Svante Pääbo shows the DNA proof that early humans mated with Neanderthals after we moved out of Africa. (Yes, many of us have Neanderthal DNA.) He also shows how a tiny bone from a baby finger was enough to identify a whole new humanoid species. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, DNA, biology, evolution, science, 2011
Ancient monuments give us clues to astonishing past civilizations -- but they're under threat from pollution, war, neglect. Ben Kacyra, who invented a groundbreaking 3D scanning system, is using his invention to scan and preserve the world's heritage in archival detail. (Watch to the end for a little demo.) Topics: TEDTalks, TEDGlobal 2011, TED, Talks, history, invention, technology, 2011
What aspects of religion should atheists (respectfully) adopt? Alain de Botton suggests a "religion for atheists" -- call it Atheism 2.0 -- that incorporates religious forms and traditions to satisfy our human need for connection, ritual and transcendence. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, atheism, culture, philosophy, religion, 2011
Using sleight-of-hand techniques and charming storytelling, illusionist Marco Tempest brings a jaunty stick figure to life onstage at TEDGlobal. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, entertainment, magic, technology, 2011
Less than 10% of plastic trash is recycled -- compared to almost 90% of metals -- because of the massively complicated problem of finding and sorting the different kinds. Frustrated by this waste, Mike Biddle has developed a cheap and incredibly energy efficient plant that can, and does, recycle any kind of plastic. Topics: TEDTalks, TED, Talks, business, global issues, green, plastic, technology, TEDGlobal 2011, 2011
Yang Lan, a journalist and entrepreneur who's been called "the Oprah of China," offers insight into the next generation of young Chinese citizens -- urban, connected (via microblogs) and alert to injustice. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, china, economics, global issues, media, politics, 2011
Neuroscientist Daniel Wolpert starts from a surprising premise: the brain evolved, not to think or feel, but to control movement. In this entertaining, data-rich talk he gives us a glimpse into how the brain creates the grace and agility of human motion. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, biology, brain, evolution, neurology, science, 2011
Every day there are news reports of new health advice, but how can you know if they're right? Doctor and epidemiologist Ben Goldacre shows us, at high speed, the ways evidence can be distorted, from the blindingly obvious nutrition claims to the very subtle tricks of the pharmaceutical industry. Topics: TEDTalks, TED, Talks, data, health care, illness, illusion, medicine, science, TEDGlobal 2011, 2011
Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for real." Topics: TEDTalks, TED, Talks, creativity, culture, design, education, work, TEDGlobal 2011, 2011
Despite multibillion-dollar investments in cybersecurity, one of its root problems has been largely ignored: who are the people who write malicious code? Underworld investigator Misha Glenny profiles several convicted coders from around the world and reaches a startling conclusion. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, Internet, computers, crime, global issues, technology, 2011
Photographer Monika Bulaj shares powerful, intimate images of Afghanistan -- of home life, of ritual, of men and women. Behind the headlines, what does the world truly know about this place? Topics: TEDTalks, TED, Talks, arts, design, global issues, journalism, photography, storytelling, TEDGlobal...
Josette Sheeran, the head of the UN's World Food Program, talks about why, in a world with enough food for everyone, people still go hungry, still die of starvation, still use food as a weapon of war. Her vision: "Food is one issue that cannot be solved person by person. We have to stand together." Topics: TEDTalks, TEDGlobal 2011, TED, Talks, culture, economics, food, global issues, peace, politics,...
HIV is a serious problem in the DR Congo, and aid agencies have flooded the country with free and cheap condoms. But few people are using them. Why? "Reformed marketer" Amy Lockwood offers a surprising answer that upends a traditional model of philanthropy. (Some NSFW images.) Topics: TEDTalks, TEDGlobal 2011, TED, Talks, Africa, business, global issues, marketing, philanthropy, 2011
Economist Yasheng Huang compares China to India, and asks how China's authoritarian rule contributed to its astonishing economic growth -- leading to a big question: Is democracy actually holding India back? Huang's answer may surprise you. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, culture, economics, global issues, politics, 2011
Artist Raghava KK demos his new children's book for iPad with a fun feature: when you shake it, the story -- and your perspective -- changes. In this charming short talk, he invites all of us to shake up our perspective a little bit. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, arts, book, creativity, design, entertainment, technology,...
Onstage at TEDGlobal, Péter Fankhauser demonstrates Rezero, a robot that balances on a ball. Designed and built by a group of engineering students, Rezero is the first ballbot made to move quickly and gracefully -- and even dance. Topics: TEDTalks, TED, Talks, creativity, design, engineering, robots, technology, TEDGlobal 2011, 2011
Pop quiz: When does learning begin? Answer: Before we are born. Science writer Annie Murphy Paul talks through new research that shows how much we learn in the womb -- from the lilt of our native language to our soon-to-be-favorite foods. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, children, education, food, science, writing, 2011
Every day, we use materials from the earth without thinking, for free. But what if we had to pay for their true value: would it make us more careful about what we use and what we waste? Think of Pavan Sukhdev as nature's banker -- assessing the value of the Earth's assets. Eye-opening charts will make you think differently about the cost of air, water, trees ... Topics: TEDTalks, TED, Talks, business, economics, finance, global issues, green, TEDGlobal 2011, 2011
Artist and TED Fellow Aparna Rao re-imagines the familiar in surprising, often humorous ways. With her collaborator Soren Pors, Rao creates high-tech art installations -- a typewriter that sends emails, a camera that tracks you through the room only to make you invisible on screen -- that put a playful spin on ordinary objects and interactions. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, TED Fellows, art, creativity, humor, technology, 2011
We feel instinctively that societies with huge income gaps are somehow going wrong. Richard Wilkinson charts the hard data on economic inequality, and shows what gets worse when rich and poor are too far apart: real effects on health, lifespan, even such basic values as trust. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, culture, data, global issues, money, social change,...
Over the past few centuries, Western cultures have been very good at creating general prosperity for themselves. Historian Niall Ferguson asks: Why the West, and less so the rest? He suggests half a dozen big ideas from Western culture -- call them the 6 killer apps -- that promote wealth, stability and innovation. And in this new century, he says, these apps are all shareable. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, business, culture, economics, global issues, 2011
In 2003, the Palestinian village of Budrus mounted a 10-month-long nonviolent protest to stop a barrier being built across their olive groves. Did you hear about it? Didn't think so. Brazilian filmmaker Julia Bacha asks why we only pay attention to violence in the Israel-Palestine conflict -- and not to the nonviolent leaders who may one day bring peace. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, arts, communication, compassion, entertainment, film, peace,...
What controls aging? Biochemist Cynthia Kenyon has found a simple genetic mutation that can double the lifespan of a simple worm, C. elegans. The lessons from that discovery, and others, are pointing to how we might one day significantly extend youthful human life. Topics: TEDTalks, TED, Talks, aging, biotech, genetics, medicine, science, technology, TEDGlobal 2011, 2011
How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, architecture, cities, collaboration, design, energy,...
"Babies and young children are like the R and D division of the human species," says psychologist Alison Gopnik. Her research explores the sophisticated intelligence-gathering and decision-making that babies are really doing when they play. Topics: TEDTalks, TED, Talks, brain, children, culture, education, psychology, TEDGlobal 2011, 2011
After he ended up on a watch list by accident, Hasan Elahi was advised by his local FBI agents to let them know when he was traveling. He did that and more ... much more. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, art, arts, data, security, war, web, 2011
Kevin Slavin argues that we're living in a world designed for -- and increasingly controlled by -- algorithms. In this riveting talk from TEDGlobal, he shows how these complex computer programs determine: espionage tactics, stock prices, movie scripts, and architecture. And he warns that we are writing code we can't understand, with implications we can't control. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, complexity, computers, social change, technology, 2011
Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In this mind-bending talk from TEDGlobal he shows how it works and how similar laws hold for organisms and corporations. Topics: TEDTalks, TEDGlobal 2011, TED, Talks, biology, business, cities, complexity, math, science, 2011
Many of us have a social media presence -- a virtual personality made up of status updates, tweets and connections, stored in the cloud. Adam Ostrow asks a big question: What happens to that personality after you've died? Could it ... live on? Topics: TEDTalks, TEDGlobal 2011, TED, Talks, consciousness, culture, self, social change, social media,...
Modern medicine is in danger of losing a powerful, old-fashioned tool: human touch. Physician and writer Abraham Verghese describes our strange new world where patients are merely data points, and calls for a return to the traditional one-on-one physical exam. Topics: TEDTalks, TED, Talks, communication, culture, health, health care, medicine, science, TEDGlobal...